20111383520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7393891}}^1$

素因数の和:7393923

約数の個数: 48

約数和(自身を含む): 50308041168

約数和(自身を除く): 30196657648

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 7393891, 14787782, 29575564, 36969455, 59151128, 73938910, 118302256, 125696147, 147877820, 236604512, 251392294, 295755640, 502784588, 591511280, 628480735, 1005569176, 1183022560, 1256961470, 2011138352, 2513922940, 4022276704, 5027845880, 10055691760, 20111383520]

約数ペア:

[(1, 20111383520), (2, 10055691760), (4, 5027845880), (5, 4022276704), (8, 2513922940), (10, 2011138352), (16, 1256961470), (17, 1183022560), (20, 1005569176), (32, 628480735), (34, 591511280), (40, 502784588), (68, 295755640), (80, 251392294), (85, 236604512), (136, 147877820), (160, 125696147), (170, 118302256), (272, 73938910), (340, 59151128), (544, 36969455), (680, 29575564), (1360, 14787782), (2720, 7393891)]